CVE-2026-91518 — MEDIUM (5.4)

Vulnerability Description

Vulnerability in the Oracle BI Publisher product of Oracle Analytics (component: BI Publisher Security). Supported versions that are affected are 8.2.0.0.0, 12.2.1.4.0 and 26.01.0.0.0. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle BI Publisher. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Oracle BI Publisher accessible data as well as unauthorized read access to a subset of Oracle BI Publisher accessible data. CVSS 3.1 Base Score 5.4 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N).

CVSS Score

5.4

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

LOW

Integrity

LOW

Availability

NONE

Related Weaknesses (CWE)

CWE-284

References

https://www.oracle.com/security-alerts/cpuoct2026.html

FAQ

What is CVE-2026-91518?

CVE-2026-91518 is a vulnerability with a CVSS score of 5.4 (MEDIUM). Vulnerability in the Oracle BI Publisher product of Oracle Analytics (component: BI Publisher Security). Supported versions that are affected are 8.2.0.0.0, 12.2.1.4.0 and 26.01.0.0.0. Easily exploi...

How severe is CVE-2026-91518?

CVE-2026-91518 has been rated MEDIUM with a CVSS base score of 5.4/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-91518?

Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.